Display panel, method for driving the same, and display device

A method for driving a display panel, wherein the display panel comprises:

• a display area and a non-display area;
• pixels arranged in H columns in the display area, wherein each of the pixels comprising x sub-pixels;
• H*x data lines arranged in the display area and electrically connected to the sub-pixels of the pixels;
• and
• a plurality of DEMUX circuits arranged in the non-display area, each of the plurality of DEMUX circuits comprising signal output terminals, and each of the signal output terminals being electrically connected to one of the H*x data lines;
• and a1 control signal lines arranged in the non-display area;
• wherein the plurality of DEMUX circuits comprises M first DEMUX circuits and N second DEMUX circuits, each of the M first DEMUX circuits comprising a first signal input terminal and a1 first signal output terminals, and wherein each of the N second DEMUX circuits comprises a second signal input terminal and b1 second signal output terminals;
• where H*x=M*a1+N*b1, where H, x, M, N, a1, and b1 are positive integers, M>N, a1>2, b1≥2, a1>b1, and (M+N) is an even number;
• wherein each of the M first DEMUX circuits comprises a1 first switches, wherein input terminals of the a1 first switches are electrically connected to the first signal input terminal, wherein an output terminal of each of the a1 first switches are electrically connected to one of the a1 first signal output terminals, and wherein control terminals of the a1 first switches are electrically connected to the a1 control signal lines respectively;
• wherein each of the N second DEMUX circuits comprises b1 second switches, wherein input terminals of the b1 second switches being electrically connected to the second signal input terminal, wherein an output terminal of each of the b1 second switches is electrically connected to one of the b1 second signal output terminals, and wherein control terminals of the b1 second switches being electrically connected to b1 control signal lines of the a1 control signal lines respectively;
• wherein each second DEMUX circuit of the N second DEMUX circuits comprises c1 dummy switches, wherein input terminals of the c1 dummy switches are electrically connected to the second signal input terminal, wherein control terminals of the c1 dummy switches are electrically connected to c1 control signal lines of the a1 control signal lines respectively, where c1 is a positive integer, and c1=a1−b1;
• and
• wherein the method for driving a display panel comprises:
• sequentially providing a first electrical signal to the a1 control signal lines during a frame, wherein the first electrical signal controls turning on the a1 first switches, the b1 second switches, and the c1 dummy switches;
• providing a data signal to the first signal input terminal when one of the a1 first switches is turned on;
• providing a data signal to the second signal input terminal when one of the b1 second switches is turned on;
• and
• providing a data signal at a previous moment or a high-voltage signal to the second signal input terminal when one of the c1 dummy switches is turned on.

A display device comprising a display panel, wherein the display panel comprises:

• a display area and a non-display area;
• pixels arranged in H columns in the display area, each of the pixels comprising x sub-pixels;
• H*x data lines arranged in the display area and electrically connected to the sub-pixels of the pixels;
• a plurality of DEMUX circuits arranged in the non-display area, each of the plurality of DEMUX circuits comprising signal output terminals, and each of the signal output terminals being electrically connected to one of the H*x data lines, and
• a1 control signal lines arranged in the non-display area;
• wherein the plurality of DEMUX circuits comprises M first DEMUX circuits and N second DEMUX circuits, each of the M first DEMUX circuits comprising a first signal input terminal and a1 first signal output terminals, and wherein each of the N second DEMUX circuits comprises a second signal input terminal and b1 second signal output;
• and
• where H*x=M*a1+N*b1, where H, x, M, N, a1, and b1 are positive integers, M>N, a1>2, b1≥2, a1>b1, and (M+N) is an even number.